Skip to main content

Table 2 Minimum inhibitory concentration (MIC), minimum microbicidal concentration (MMC), mean values of inhibition halos (Mh mm) and selectivity index (SI) obtained from in vitro antimicrobial susceptibility testing and cytotoxicity assays of the lyophilized extracts of S. praealtum

From: Antimicrobial potential, phytochemical profile, cytotoxic and genotoxic screening of Sedum praealtum A. DC. (balsam)

MicroorganismLyophilized extract of S. praealtum A.DC.       Controls 
 Leaf   Stem   Root   ChlorhexidineRifamycin
 MIC/MMCMhIC50SIMIC/MMCMhIC50SIMIC/MMCMhIC50SIMhMh
Gram-negative bacteria             
E. coli25/−0A4.220.1725/−0A5.960.24−/−0A12.3Dna
E. aerogenes50/−0A4.220.08−/−0A−/−0A9.7Cna
S. marcescens25/500A4.220.17−/−0A−/−0A11.3Dna
P. aeruginosa25/−0A4.220.17−/−0A−/−0A11.3Dna
P. mirabilis25/−0A4.220.17−/−0A50/500A> 1*9.3Cna
S. typhimurium25/−0A4.220.17−/−0A−/−0A10.3Cna
Gram-positive bacteria             
B. subtilis50/−0A4.220.0850/−0A5.960.1225/257.7C> 1*13.7Dna
B. cereus25/−7C4.220.1725/−6.3C5.960.2412.5/−8.7C> 1*13Dna
M. luteus12.5/507.3C4.220.3425/504B5.960.2412.5/5010.3C> 1*16Ena
E. faecalis25/−0A4.220.1725/−0A5.960.2412.5/−0A> 1*14.3Dna
S. aureus25/500A4.220.1725/−6.3C5.960.2412.5/508.7C> 1*13.3Dna
Yeasts              
C. albicans0A0A25/−0A> 1*13.3Dna
S. cerevisiae6.25/500A4.220.6812.5/506.7C5.960.906.25/508.7C> 1*12.7Dna
Mycobacteria              
M. tuberculosisna0ananana0ananana0Ananana11D
M. bovisna0ananana0ananana0Ananana11D